package day06;

public class Demo07方法的嵌套调用 {
    public static void main(String[] args) {
        sum(21, 23);
    }

    public static void sum(int num1, int num2) {
        int sum = num1 + num2;
        String a = yuJU(1);
        System.out.println("我真的会谢" + sum + a);
    }

    public static String yuJU(int a) {
        return "sum";
    }
}
